ucal_setTimeZone

// icuin.dll
#include <windows.h>

void ucal_setTimeZone(
    void** cal,
    const WORD* zoneID,
    INT len,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub ucal_setTimeZone(
    cal As IntPtr,   ' void** in/out
    ByRef zoneID As UShort,   ' WORD*
    len As Integer,   ' INT
    ByRef status As Integer   ' UErrorCode* in/out
)
End Sub

' cal : void** in/out
' zoneID : WORD*
' len : INT
' status : UErrorCode* in/out
Declare PtrSafe Sub ucal_setTimeZone Lib "icuin" ( _
    ByVal cal As LongPtr, _
    ByRef zoneID As Integer, _
    ByVal len As Long, _
    ByRef status As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ucal_setTimeZone = ctypes.cdll.icuin.ucal_setTimeZone
ucal_setTimeZone.restype = None
ucal_setTimeZone.argtypes = [
    ctypes.c_void_p,  # cal : void** in/out
    ctypes.POINTER(ctypes.c_ushort),  # zoneID : WORD*
    ctypes.c_int,  # len : INT
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ucal_setTimeZone = Fiddle::Function.new(
  lib['ucal_setTimeZone'],
  [
    Fiddle::TYPE_VOIDP,  # cal : void** in/out
    Fiddle::TYPE_VOIDP,  # zoneID : WORD*
    Fiddle::TYPE_INT,  # len : INT
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ucal_setTimeZone(
        cal: *mut *mut (),  // void** in/out
        zoneID: *const u16,  // WORD*
        len: i32,  // INT
        status: *mut i32  // UErrorCode* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void ucal_setTimeZone(IntPtr cal, ref ushort zoneID, int len, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ucal_setTimeZone' -Namespace Win32 -PassThru
# $api::ucal_setTimeZone(cal, zoneID, len, status)

#uselib "icuin.dll"
#func global ucal_setTimeZone "ucal_setTimeZone" sptr, sptr, sptr, sptr
; ucal_setTimeZone cal, varptr(zoneID), len, varptr(status)
; cal : void** in/out -> "sptr"
; zoneID : WORD* -> "sptr"
; len : INT -> "sptr"
; status : UErrorCode* in/out -> "sptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procucal_setTimeZone = icuin.NewProc("ucal_setTimeZone")
)

// cal (void** in/out), zoneID (WORD*), len (INT), status (UErrorCode* in/out)
r1, _, err := procucal_setTimeZone.Call(
	uintptr(cal),
	uintptr(zoneID),
	uintptr(len),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure ucal_setTimeZone(
  cal: Pointer;   // void** in/out
  zoneID: Pointer;   // WORD*
  len: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuin.dll' name 'ucal_setTimeZone';

result := DllCall("icuin\ucal_setTimeZone"
    , "Ptr", cal   ; void** in/out
    , "Ptr", zoneID   ; WORD*
    , "Int", len   ; INT
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: void

●ucal_setTimeZone(cal, zoneID, len, status) = DLL("icuin.dll", "int ucal_setTimeZone(void*, void*, int, void*)")
# 呼び出し: ucal_setTimeZone(cal, zoneID, len, status)
# cal : void** in/out -> "void*"
# zoneID : WORD* -> "void*"
# len : INT -> "int"
# status : UErrorCode* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。

const std = @import("std");

extern "icuin" fn ucal_setTimeZone(
    cal: ?*anyopaque, // void** in/out
    zoneID: [*c]u16, // WORD*
    len: i32, // INT
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) void;

proc ucal_setTimeZone(
    cal: pointer,  # void** in/out
    zoneID: ptr uint16,  # WORD*
    len: int32,  # INT
    status: ptr int32  # UErrorCode* in/out
) {.importc: "ucal_setTimeZone", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
void ucal_setTimeZone(
    void** cal,   // void** in/out
    ushort* zoneID,   // WORD*
    int len,   // INT
    int* status   // UErrorCode* in/out
);

ccall((:ucal_setTimeZone, "icuin.dll"), Cvoid,
      (Ptr{Cvoid}, Ptr{UInt16}, Int32, Ptr{Int32}),
      cal, zoneID, len, status)
# cal : void** in/out -> Ptr{Cvoid}
# zoneID : WORD* -> Ptr{UInt16}
# len : INT -> Int32
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
void ucal_setTimeZone(
    void** cal,
    uint16_t* zoneID,
    int32_t len,
    int32_t* status);
]]
local icuin = ffi.load("icuin")
-- icuin.ucal_setTimeZone(cal, zoneID, len, status)
-- cal : void** in/out
-- zoneID : WORD*
-- len : INT
-- status : UErrorCode* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('icuin.dll');
const ucal_setTimeZone = lib.func('__cdecl', 'ucal_setTimeZone', 'void', ['void *', 'uint16_t *', 'int32_t', 'int32_t *']);
// ucal_setTimeZone(cal, zoneID, len, status)
// cal : void** in/out -> 'void *'
// zoneID : WORD* -> 'uint16_t *'
// len : INT -> 'int32_t'
// status : UErrorCode* in/out -> 'int32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("icuin.dll", {
  ucal_setTimeZone: { parameters: ["pointer", "pointer", "i32", "pointer"], result: "void" },
});
// lib.symbols.ucal_setTimeZone(cal, zoneID, len, status)
// cal : void** in/out -> "pointer"
// zoneID : WORD* -> "pointer"
// len : INT -> "i32"
// status : UErrorCode* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
void ucal_setTimeZone(
    void** cal,
    uint16_t* zoneID,
    int32_t len,
    int32_t* status);
C, "icuin.dll");
// $ffi->ucal_setTimeZone(cal, zoneID, len, status);
// cal : void** in/out
// zoneID : WORD*
// len : INT
// status : UErrorCode* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Icuin extends Library {
    Icuin INSTANCE = Native.load("icuin", Icuin.class);
    void ucal_setTimeZone(
        Pointer cal,   // void** in/out
        ShortByReference zoneID,   // WORD*
        int len,   // INT
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuin")]
lib Libicuin
  fun ucal_setTimeZone = ucal_setTimeZone(
    cal : Void**,   # void** in/out
    zoneID : UInt16*,   # WORD*
    len : Int32,   # INT
    status : Int32*   # UErrorCode* in/out
  ) : Void
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef ucal_setTimeZoneNative = Void Function(Pointer<Void>, Pointer<Uint16>, Int32, Pointer<Int32>);
typedef ucal_setTimeZoneDart = void Function(Pointer<Void>, Pointer<Uint16>, int, Pointer<Int32>);
final ucal_setTimeZone = DynamicLibrary.open('icuin.dll')
    .lookupFunction<ucal_setTimeZoneNative, ucal_setTimeZoneDart>('ucal_setTimeZone');
// cal : void** in/out -> Pointer<Void>
// zoneID : WORD* -> Pointer<Uint16>
// len : INT -> Int32
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure ucal_setTimeZone(
  cal: Pointer;   // void** in/out
  zoneID: Pointer;   // WORD*
  len: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuin.dll' name 'ucal_setTimeZone';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import ccall safe "ucal_setTimeZone"
  c_ucal_setTimeZone :: Ptr () -> Ptr Word16 -> Int32 -> Ptr Int32 -> IO ()
-- cal : void** in/out -> Ptr ()
-- zoneID : WORD* -> Ptr Word16
-- len : INT -> Int32
-- status : UErrorCode* in/out -> Ptr Int32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let ucal_settimezone =
  foreign "ucal_setTimeZone"
    ((ptr void) @-> (ptr uint16_t) @-> int32_t @-> (ptr int32_t) @-> returning void)
(* cal : void** in/out -> (ptr void) *)
(* zoneID : WORD* -> (ptr uint16_t) *)
(* len : INT -> int32_t *)
(* status : UErrorCode* in/out -> (ptr int32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library icuin (t "icuin.dll"))
(cffi:use-foreign-library icuin)

(cffi:defcfun ("ucal_setTimeZone" ucal-set-time-zone :convention :cdecl) :void
  (cal :pointer)   ; void** in/out
  (zone-id :pointer)   ; WORD*
  (len :int32)   ; INT
  (status :pointer))   ; UErrorCode* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ucal_setTimeZone = Win32::API::More->new('icuin',
    'void ucal_setTimeZone(LPVOID cal, LPVOID zoneID, int len, LPVOID status)');
# my $ret = $ucal_setTimeZone->Call($cal, $zoneID, $len, $status);
# cal : void** in/out -> LPVOID
# zoneID : WORD* -> LPVOID
# len : INT -> int
# status : UErrorCode* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。